12 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Utica | Oneida County | 62,903 |
| Union | Broome County | 53,990 |
| Ulster | Ulster County | 12,608 |
| Ulysses | Tompkins County | 5,039 |
| Union Vale | Dutchess County | 4,617 |
| Unadilla | Otsego County | 4,078 |
| Upper Nyack | Rockland County | 2,043 |
| Urbana | Steuben County | 2,037 |
| Upper Brookville | Nassau County | 1,771 |
| Unadilla | Otsego County | 1,083 |
| Union Springs | Cayuga County | 1,064 |
| Unionville | Orange County | 625 |